CARDIOSPERMUM grandiflorum Sw. [family SAPINDACEAE], Prodr. 64 (1788); P.O.A. C: 249 (1895); Radlk. in E.P. IV, 165: 372 (1932); F.P.N.A. 1: 515 (1948); F.P.S. 2: 338, fig. 124 (1952); C.F.A. 2: 74 (1954); F.W.T.A., ed. 2, 1: 711, fig. 197 (1958); Hauman in F.C.B. 9: 285 (1960); Exell in F.Z. 2: 511, t. 101B (1966); F.P.U.: 68, fig. 24 (1972); Fouilloy & Hallé in Fl. Cameroun, 16: 17, t. 1/10–17 (1973) & in Fl. Gabon 23: 17, t. 1/10–17 (1973); U.K.W.F., ed. 2: 164 (1994). Type: Jamaica, Swartz (S, holo.)
CARDIOSPERMUM hirsutum Willd. [family SAPINDACEAE], Sp. Pl., ed. 4, 2: 467 (1799). Type: Ghana/Benin [Guinea], Isert in Herb. Willd. 7732 (B-W, holo.)
CARDIOSPERMUM elegans Kunth [family SAPINDACEAE], Nov. Gen. Sp. 5: 99, t. 439 (1821). Type: Peru, Humboldt & Bonpland (P, holo.)
CARDIOSPERMUM barbicaule Baker [family SAPINDACEAE], in F.T.A. 1: 418 (1868). Type: Cameroon, Mt. Cameroon, Mann 1299 (K!, holo.)
CARDIOSPERMUM grandiflorum (Willd.) Radlk. forma hirsutum [family SAPINDACEAE], in Sitz. Akad. Wiss. München 8: 260 (1878) & in E.P. IV, 165: 375 (1932)
CARDIOSPERMUM grandiflorum (Kunth) Radlk. forma elegans [family SAPINDACEAE], in Sitz. Akad. Wiss. München 8: 260 (1878) & in E.P. IV, 165: 375 (1932)